Golf ball washing machine



FIG. 1 is a top perspective view of a golf ball washing machine showing my new design;

FIG. 2 is a front perspective view thereof, the golf ball shown in broken lines is for illustrative purposes only and forms no part of the claimed design;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is an end elevational view thereof;

FIG. 5 is an end elevational view of the opposite end of FIG. 4; and

FIG. 6 is a bottom plan view. 

The ornamental design for a golf ball washing machine, as shown and described. 